Common distorsio

About this species

Distorsio anus, common name the common distorsio, is a species of medium-sized sea snail, a marine gastropod mollusk in the family Personidae, the Distortio snails.

Text from the Wikipedia article “Distorsio anus”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

January: 5 records
February: 10 records
March: 9 records
April: 3 records
May: 7 records
June: 13 records
July: 15 records
August: 15 records
September: 18 records
October: 10 records
November: 13 records
December: 17 records

Depth and water temperature

Depth

Mostly recorded at 3–45 m · Deepest record: 260 m

0–10 m: 6 records
10–20 m: 8 records
20–30 m: 9 records
30–40 m: 4 records
40–50 m: 8 records
50–60 m: 0 records
60–70 m: 0 records
70–80 m: 0 records
80–90 m: 0 records
90–100 m: 0 records
100–110 m: 0 records
110+ m: 3 records

Water temperature

Recorded in surface water of 19–30 °C

18–20 °C: 1 records
20–22 °C: 0 records
22–24 °C: 7 records
24–26 °C: 26 records
26–28 °C: 63 records
28–30 °C: 60 records

Photos

(c) Saryu Mae 前朝琉, some rights reserved (CC BY) · CC BY · iNaturalist
(c) JH, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Ewout Knoester, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
(c) Nicola Crockford, some rights reserved (CC BY) · CC BY · iNaturalist
(c) TonyT, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

English: Common distorsio, common distorsio

Names in 3 more languages

German: Gemeine Distorsio
Japanese: シマイボボラ
Simplified Chinese: 扭法螺

Other scientific names: Distorta rotunda, Distorta rugosa, Distortrix anus, Murex anus

Similar species

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
Conservation status as published by GBIF (IUCN Red List).
334 open-data records from 1758 to 2012.
Species data updated October 26, 2026.